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79064164 = 2233615881
BaseRepresentation
bin1001011011001…
…10110001100100
312111202212122101
410231212301210
5130220023124
611502341444
71650014524
oct455466144
9174685571
1079064164
11406a2093
122258a884
13134c343a
14a701684
156e1b644
hex4b66c64

79064164 has 12 divisors (see below), whose sum is σ = 138426988. Its totient is φ = 39513600.

The previous prime is 79064159. The next prime is 79064171. The reversal of 79064164 is 46146097.

It can be written as a sum of positive squares in 2 ways, for example, as 62726400 + 16337764 = 7920^2 + 4042^2 .

It is a super-2 number, since 2×790641642 = 12502284058037792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10504 + ... + 16384.

Almost surely, 279064164 is an apocalyptic number.

It is an amenable number.

79064164 is a deficient number, since it is larger than the sum of its proper divisors (59362824).

79064164 is a wasteful number, since it uses less digits than its factorization.

79064164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9246 (or 9244 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 79064164 is about 8891.8031917041. The cubic root of 79064164 is about 429.2001789815.

The spelling of 79064164 in words is "seventy-nine million, sixty-four thousand, one hundred sixty-four".

Divisors: 1 2 4 3361 5881 6722 11762 13444 23524 19766041 39532082 79064164